Baseball Rookies, Letter "O"

This is the list of all Baseball Rookies with a lastname starting with "O":

John O'BrienPeter O'BrienJustin O'ConnerDarren O'DayBilly O'DellLefty O'DoulBrian O'GradyRyan O'HearnPaul O'NeilTyler O'NeilPaul O'NeillTyler O'NeillMichael O'NeillMike O'NeillJim O'TooleJohnny OatesBarack ObamaBailey OberBrett OberholtzerAlex OchoaJosh OckimeyRougned OdorJake OdorizziJose OffermanAlexi OgandoBen OglivieSadaharu OhSeung-Hwan OhRoss OhlendorfShohei OhtaniBob OjedaHideki OkajimaChris OkeyJohn OlerudTony OlivaJared OlivaEdward OlivaresAl OliverGene OliverAndrew OliverAndy OliverHector OliveraScott OlsenGregg OlsonKarl OlsonMatt OlsonMike OltBrian OmogrossoJorge OnaPaul OneillJose OquendoRey OrdonezMagglio OrdonezPaulo OrlandoJonathan OrnelasJesse OroscoLee OrrJoe OrsulakPhil OrtegaOliver OrtegaDavid OrtizLuis OrtizJhailyn OrtizJoey OrtizDan OrtmeierClaude OsteenDarrell OsteenJoe OstrowskiRoberto OsunaJose OsunaRoy OswaltAmos OtisAkinori OtsukaEd OttMel OttAdam OttavinoGlenn OttoJosh OutmanJames OutmanLyle OverbayDillon OvertonJohan OviedoSpike OwenHenry OwensJerry OwensJim OwensRudy OwensMicah OwingsChris OwingsMarcell Ozuna